Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 1797 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Trail races from Skipton over Pennine and Dales routes with four distances from 13 to 50 miles, measured climb figures, checkpoint support and compulsory kit requirements. Entry requires minimum age 18 and the field is limited to 200 runner..

UTMB Index

Point to point trail ultras from Llanthony Priory or Abergavenny to Cardiff along the Cambrian Way, with two long-distance options, staffed aid stations and a minimum age of 18.

A 130 mile non stop canal towpath race from Liverpool to Leeds, open to runners aged 20 and over. Supported and limited unsupported entries are offered, with regular feed points and a 40 hour time limit.

A small island half marathon on 29 August 2026 with a scenic, gently undulating route between Berneray and Lochmaddy, sea views for almost the entire course, and entries handled through SiEntries.

A 53 mile point to point trail ultramarathon on the southern West Highland Way from Milngavie to Tyndrum, with live chip timing, extensive finish facilities and specific entry and kit requirements for runners aged 20 and over.

Join the Arnison Crag Horseshoe fell race in Patterdale on Sat 29 Aug 2026, starting at King George Playing Fields as part of Patterdale Dog Day. A steep 5 km with 300 m climb, entries on the day £5, minimum age 14.

Take on the Weardale Agricultural Show Fell Race on 29 August 2026 in St John's Chapel. A lively 4 km fell run with 120 m of climb across classic upland terrain, plus fun junior showground races and easy entry on the day.

Join this lively fell race at Bellingham Showfield as part of the country show, tackling 4 miles with 600 ft of climb across classic Northumberland terrain. No pre entry required; runners aged 16 and over can sign up on the day.

Tackle a classic Pennines fell race in Pendleton on 29 August 2026. The 8 km course packs 457 m of ascent across rough terrain, with on the day entries and homemade cakes and a cosy village pub to reward you.

Tackle the Tripsdale Trot on 29 August 2026 at the Bilsdale Show in Chop Gate. This 5.5 mile fell race through the North York Moors climbs 1437 ft and has a junior fun race alongside. Entry is on the day.

The Dales Dazzler will take place in Skipton on Saturday 29 August 2026.

UTMB Index

A 25.1 km mountain race from and to Tollymore National Outdoor Centre in County Down, crossing the Mourne Wall and several peaks. The course has 1,359 m of climb, Level C mandatory kit and only major junctions marked.

A fell race in North Pembrokeshire on Sat 29 Aug 2026 covering 8 km with 330 m of climb. Entries are accepted in advance and on the day, and junior Mochyn du races have entry on the day only.

Join a seven hour timed event on a scenic trail along the River Wear with glorious views of Durham Cathedral; run or walk as many laps as you like from 3 km up to ultra distances. Limited to 300 entries with a friendly festival vibe.

Nottingham Running Festival at Nottingham Racecourse in Colwick Country Park offers 5K, 10K, half marathon and a junior race on 30 August 2026, with chip timing, medals, race photos and an event village.

Tackle a scenic trail 10K or half marathon through Alexandra Gardens with distant views of Windsor Castle. Chip timed results, free race photos and a lively event village make this a great day out for runners and supporters.

Join Worcester Woods parkrun every Saturday where Pershore Plum Plodders often gather to run, chat and enjoy refreshments after the run. Friendly, community focused and great for beginners and regulars alike.

Take on the Muntjac 15, a 15 mile trail around Danbury Essex with 1600 ft of climbing across scenic woodland and technical singletrack. Enjoy a well stocked checkpoint, a quality memento and bespoke local trophies.

Run a scenic but testing out and back marathon or half around Woldingham and the North Downs, with wooded trails, chalk pits and steep climbs. Finish with a medal, race t shirt and post race goodies in a friendly event.

Trail marathon, half marathon and 10k around Roseberry on 30 August 2026 from Sea Cadets Hall in Guisborough. Routes are untaped so competitors must navigate with provided maps and carry mandatory safety kit.